CN204638848U - A kind of high accuracy blanking die - Google Patents

A kind of high accuracy blanking die Download PDF

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Publication number
CN204638848U
CN204638848U CN201520318671.2U CN201520318671U CN204638848U CN 204638848 U CN204638848 U CN 204638848U CN 201520318671 U CN201520318671 U CN 201520318671U CN 204638848 U CN204638848 U CN 204638848U
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CN
China
Prior art keywords
die
bolster
pin
accuracy
blanking die
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520318671.2U
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Chinese (zh)
Inventor
朱卫华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHUZHOU AIDE MOULD EQUIPMENT Co Ltd
Original Assignee
CHUZHOU AIDE MOULD EQUIPMENT Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHUZHOU AIDE MOULD EQUIPMENT Co Ltd filed Critical CHUZHOU AIDE MOULD EQUIPMENT Co Ltd
Priority to CN201520318671.2U priority Critical patent/CN204638848U/en
Application granted granted Critical
Publication of CN204638848U publication Critical patent/CN204638848U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a kind of high accuracy blanking die; it is characterized in that; described blanking die comprises upper bolster, die shoe, punch, die, and described punch is arranged on upper bolster; described die is arranged on die shoe; be provided with guider between described upper bolster and die shoe, described upper bolster is provided with material pressing device, described die shoe is provided with liftout attachment; described blanking die also comprises pin stop, and described pin stop is arranged on die.This device overall construction design is ingenious, compact, and cost is lower, and this technical scheme can ensure the guiding accuracy of mould preferably, and operating efficiency is high.

Description

A kind of high accuracy blanking die
Technical field
The utility model relates to a kind of mould, is specifically related to a kind of high accuracy blanking die, belongs to mold component technical field.
Background technology
Mould, in industrial production in order to injection moulding, blowing, extrude, various mould and instrument that the method such as die casting or forging forming, smelting, punching press obtains required product.In brief, mould is used to the instrument of formed article, and this instrument is made up of various part, and different moulds is made up of different parts.It realizes the processing of article profile mainly through the change of institute's moulding material physical state.Blank is made to become the instrument of the product having given shape and size under external force.Be widely used in stamping-out, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting, and in the compression moulding of goods such as engineering plastics, rubber, pottery or the formed machining of injection moulding.Mould has specific profile or cavity shape, and the contour shape that application has cutting edge can make blank be separated (stamping-out) by outline line shape.Application cavity shape can make blank obtain corresponding three-dimensional shape.Mould is precision instrument, complex-shaped, bearing the expansive force of blank, all have higher requirements to structural strength, rigidity, case hardness, surface roughness and machining accuracy, there is following problem in blanking die conventional at present, 1) complex structure, 2) precision poor and be not easy control, 3) inefficiency, the planarization of workpiece is poor, therefore, a kind of new technical scheme of exigence solves above-mentioned technical problem.
Utility model content
The utility model, just for the technical problem existed in prior art, provides a kind of high accuracy blanking die, and this device overall construction design is ingenious, compact, and cost is lower, and this technical scheme can ensure the guiding accuracy of mould preferably, and operating efficiency is high.
To achieve these goals, the technical solution of the utility model is as follows, a kind of high accuracy blanking die; it is characterized in that; described blanking die comprises upper bolster, die shoe, punch, die, and described punch is arranged on upper bolster; described die is arranged on die shoe; be provided with guider between described upper bolster and die shoe, described upper bolster is provided with material pressing device, described die shoe is provided with liftout attachment; described blanking die also comprises pin stop, and described pin stop is arranged on die.Described pin stop controls material and enters distance, and the effective precision ensureing workpiece, whole Technical Design is ingenious, compact conformation, and operating efficiency is high.
Improve as one of the present utility model, described guider comprises guide pillars and bushes, described guide pin bushing force fit upper bolster, and described guide pillar force fit die shoe, adopts matched in clearance between guide pillars and bushes.Because this technical scheme is provided with guide pillars and bushes, better can ensure the guiding accuracy of mould, the workpiece quality of its stamping-out is higher, and die life is long, is suitable for producing in enormous quantities.
Improve as one of the present utility model, described material pressing device comprises spring, stripper, be arranged on the unloading bolt on stripper, spline pin, straight pin and backing plate, described backing plate is arranged on the below of upper bolster, and described spline pin, straight pin are all arranged between upper bolster and punch.When stamping-out, material pressing device can push down workpiece, ensures the planarization of blanking further.
Improve described liftout attachment as one of the present utility model and comprise kicker, push rod, supporting plate, stud, nut and rubber, described kicker is arranged on die, rubber is provided with between two supporting plates, described stud is through the centre of supporting plate, rubber, and fix with nut, two push rods are set between described supporting plate and kicker, owing to being provided with liftout attachment in this technical scheme, workpiece good for stamping-out can eject by this device in time in die, further ensures the profile pattern going out workpiece.
Improve as one of the present utility model, the thickness of described rubber is 3-5cm, and the quantity of described guide pillar is three or four.According to actual conditions unrestricted choice, by the amount of pressure of adjusting nut compressing rubber, adjustable ejecting force, and the planarization improving surface of the work to a certain extent, the mould bases of three guide pillars is used for the stamping parts of stamping-out large-size, and the mould bases steering capability of four guide pillars is better.
Improve as one of the present utility model, above described upper bolster, be provided with die shank, convenient operation.
Relative to prior art, advantage of the present utility model is as follows: 1) the utility model overall construction design is ingenious, and compact conformation is practical; 2) be provided with guide pillar, guide pin bushing in this technical scheme, can ensure the guiding accuracy of mould preferably, ensure the quality of blanking, the life-span of mould is longer; 3) this technical scheme cost is lower, and operating efficiency is high, is convenient to apply on a large scale.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure schematic diagram;
In figure: 1, upper bolster, 2, spring, 3, unloading bolt, 4, screw, 5, die shank, 6, spline pin, 8, backing plate, 9, punch fixed block, 10, punch, 11, stripper, 12, die, 13, kicker, 14, die shoe, 15, push rod, 16, supporting plate, 17, stud, 18, nut, 19, rubber, 20, guide pillar, 21, guide pin bushing, 22, pin stop.
Detailed description of the invention
In order to deepen understanding and cognition of the present utility model, below in conjunction with the drawings and specific embodiments the utility model be further described and introduce.
embodiment 1: see Fig. 1; a kind of high accuracy blanking die; described blanking die comprises upper bolster 1, die shoe 14, punch 10, die 12, and described punch 10 is arranged on upper bolster 1; described die 12 is arranged on die shoe 14; be provided with guider between described upper bolster 1 and die shoe 14, described upper bolster is provided with material pressing device, described die shoe is provided with liftout attachment; described blanking die also comprises pin stop 22, and described pin stop 22 is arranged on die 12.Described pin stop controls material and enters distance, and the effective precision ensureing workpiece, whole Technical Design is ingenious, compact conformation, and operating efficiency is high.
embodiment 2: see Fig. 1, improve as one of the present utility model, described guider comprises guide pillar 20 and guide pin bushing 22, described guide pin bushing 22 force fit upper bolster 1, and described guide pillar 20 force fit die shoe 14, adopts matched in clearance between guide pillar 20 and guide pin bushing 22.Because this technical scheme is provided with guide pillar 20 and guide pin bushing 21, better can ensure the guiding accuracy of mould, the workpiece quality of its stamping-out is higher, and die life is long, is suitable for producing in enormous quantities.All the other structures are identical with embodiment 1 with advantage.
embodiment 3: see Fig. 1, improve as one of the present utility model, described material pressing device comprises spring 2, stripper, be arranged on the unloading bolt 3 on stripper, spline pin 6, straight pin 7 and backing plate 8, described backing plate 8 is arranged on the below of upper bolster 1, and described spline pin 6, straight pin 7 are all arranged between upper bolster 1 and punch 10.When stamping-out, material pressing device can push down workpiece, ensures the planarization of blanking further.All the other structures are identical with embodiment 1 with advantage.
embodiment 4: see Fig. 1, improve as one of the present utility model, described liftout attachment comprises kicker 13, push rod 15, supporting plate 16, stud 17, nut 18 and rubber 19, described kicker 13 is arranged on die 12, rubber 19 is provided with between two supporting plates 16, described stud 17 is through supporting plate 16, the centre of rubber 19, and fix with nut 18, two push rods 15 are set between described supporting plate 16 and kicker 13, owing to being provided with liftout attachment in this technical scheme, workpiece good for stamping-out can eject by this device in time in die, further ensure the profile pattern going out workpiece.All the other structures are identical with embodiment 1 with advantage.
embodiment 5: see Fig. 1, improve as one of the present utility model, the thickness of described rubber is 3-5cm.The quantity of guide pillar described in root is three or four.According to actual conditions unrestricted choice, by the amount of pressure of adjusting nut compressing rubber, adjustable ejecting force, and the planarization improving surface of the work to a certain extent, the mould bases of three guide pillars is used for the stamping parts of stamping-out large-size, and the mould bases steering capability of four guide pillars is better.All the other structures are identical with embodiment 1 with advantage.
embodiment 6: see Fig. 1, improve as one of the present utility model, above described upper bolster 1, be provided with die shank 5, convenient operation.All the other structures are identical with embodiment 1 with advantage.
Operation principle: see Fig. 1, during mold work, the billot sheared controls into distance by pin stop 21, before die-cut, billot is compressed by stripper 11 and die 12, after punch 10, die 12 complete plate blanking, part is ejected concave die cavity by kicker 13, and simultaneously stripper 11 will complete stamping-out and the billot of lock ring on punch 10 pushes away punch cutting edge.
At least one in technical characteristic described in embodiment 2,3,4,5,6 and embodiment 1 can also be combined to form new embodiment by the utility model.
It should be noted that above-described embodiment, be not used for limiting protection domain of the present utility model, equivalents done on the basis of technique scheme or the alternative scope all falling into the utility model claim and protect.

Claims (6)

1. high accuracy blanking die; it is characterized in that; described blanking die comprises upper bolster, die shoe, punch, die, and described punch is arranged on upper bolster; described die is arranged on die shoe; be provided with guider between described upper bolster and die shoe, described upper bolster is provided with material pressing device, described die shoe is provided with liftout attachment; described blanking die also comprises pin stop, and described pin stop is arranged on die.
2. high accuracy blanking die according to claim 1, is characterized in that, described guider comprises guide pillars and bushes, described guide pin bushing force fit upper bolster, and described guide pillar force fit die shoe, adopts matched in clearance between guide pillars and bushes.
3. high accuracy blanking die according to claim 2, it is characterized in that, described material pressing device comprises spring, stripper, be arranged on the unloading bolt on stripper, spline pin, straight pin and backing plate, described backing plate is arranged on the below of upper bolster, and described spline pin, straight pin are all arranged between upper bolster and punch.
4. high accuracy blanking die according to claim 3, it is characterized in that, described liftout attachment comprises kicker, push rod, supporting plate, stud, nut and rubber, described kicker is arranged on die, rubber is provided with between two supporting plates, described stud through the centre of supporting plate, rubber, and is fixed with nut, arranges two push rods between described supporting plate and kicker.
5. the high accuracy blanking die according to claim 3 or 4, is characterized in that, is provided with die shank above described upper bolster.
6. the high accuracy blanking die according to claim 3 or 4, is characterized in that, the quantity of described guide pillar is three or four.
CN201520318671.2U 2015-05-18 2015-05-18 A kind of high accuracy blanking die Expired - Fee Related CN204638848U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520318671.2U CN204638848U (en) 2015-05-18 2015-05-18 A kind of high accuracy blanking die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520318671.2U CN204638848U (en) 2015-05-18 2015-05-18 A kind of high accuracy blanking die

Publications (1)

Publication Number Publication Date
CN204638848U true CN204638848U (en) 2015-09-16

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Family Applications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106238584A (en) * 2016-10-08 2016-12-21 齐齐哈尔大学 Intensity adjustable diel
CN106734608A (en) * 2016-12-20 2017-05-31 广东合和建筑五金制品有限公司 A kind of sea whelk automatic punching die

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106238584A (en) * 2016-10-08 2016-12-21 齐齐哈尔大学 Intensity adjustable diel
CN106734608A (en) * 2016-12-20 2017-05-31 广东合和建筑五金制品有限公司 A kind of sea whelk automatic punching die

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150916

Termination date: 20170518

CF01 Termination of patent right due to non-payment of annual fee